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ResourceManager.java
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ResourceManager.java
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/*
* Copyright (c) 2010-2018 Evolveum and contributors
*
* This work is dual-licensed under the Apache License 2.0
* and European Union Public License. See LICENSE file for details.
*/
package com.evolveum.midpoint.provisioning.impl;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import javax.xml.namespace.QName;
import com.evolveum.midpoint.common.refinery.RefinedObjectClassDefinition;
import com.evolveum.midpoint.common.refinery.RefinedResourceSchemaImpl;
import com.evolveum.midpoint.prism.*;
import com.evolveum.midpoint.prism.delta.*;
import com.evolveum.midpoint.prism.path.ItemPath;
import com.evolveum.midpoint.prism.schema.MutablePrismSchema;
import com.evolveum.midpoint.schema.processor.*;
import com.evolveum.prism.xml.ns._public.types_3.SchemaDefinitionType;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang.Validate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Component;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import com.evolveum.midpoint.prism.query.ObjectQuery;
import com.evolveum.midpoint.prism.schema.PrismSchema;
import com.evolveum.midpoint.provisioning.api.GenericConnectorException;
import com.evolveum.midpoint.provisioning.api.ProvisioningOperationOptions;
import com.evolveum.midpoint.provisioning.ucf.api.ConnectorInstance;
import com.evolveum.midpoint.provisioning.ucf.api.ExecuteProvisioningScriptOperation;
import com.evolveum.midpoint.provisioning.ucf.api.GenericFrameworkException;
import com.evolveum.midpoint.provisioning.util.ProvisioningUtil;
import com.evolveum.midpoint.repo.api.RepositoryService;
import com.evolveum.midpoint.repo.common.expression.Expression;
import com.evolveum.midpoint.repo.common.expression.ExpressionEvaluationContext;
import com.evolveum.midpoint.repo.common.expression.ExpressionFactory;
import com.evolveum.midpoint.repo.common.expression.ExpressionVariables;
import com.evolveum.midpoint.schema.CapabilityUtil;
import com.evolveum.midpoint.schema.GetOperationOptions;
import com.evolveum.midpoint.schema.SelectorOptions;
import com.evolveum.midpoint.schema.constants.ConnectorTestOperation;
import com.evolveum.midpoint.schema.constants.SchemaConstants;
import com.evolveum.midpoint.schema.internals.InternalCounters;
import com.evolveum.midpoint.schema.internals.InternalMonitor;
import com.evolveum.midpoint.schema.result.OperationResult;
import com.evolveum.midpoint.schema.statistics.ConnectorOperationalStatus;
import com.evolveum.midpoint.schema.util.ConnectorTypeUtil;
import com.evolveum.midpoint.schema.util.MiscSchemaUtil;
import com.evolveum.midpoint.schema.util.ObjectTypeUtil;
import com.evolveum.midpoint.schema.util.ResourceTypeUtil;
import com.evolveum.midpoint.task.api.StateReporter;
import com.evolveum.midpoint.task.api.Task;
import com.evolveum.midpoint.util.DOMUtil;
import com.evolveum.midpoint.util.DebugUtil;
import com.evolveum.midpoint.util.exception.CommunicationException;
import com.evolveum.midpoint.util.exception.ConfigurationException;
import com.evolveum.midpoint.util.exception.ExpressionEvaluationException;
import com.evolveum.midpoint.util.exception.ObjectAlreadyExistsException;
import com.evolveum.midpoint.util.exception.ObjectNotFoundException;
import com.evolveum.midpoint.util.exception.SchemaException;
import com.evolveum.midpoint.util.exception.SecurityViolationException;
import com.evolveum.midpoint.util.exception.SystemException;
import com.evolveum.midpoint.util.exception.TunnelException;
import com.evolveum.midpoint.util.logging.Trace;
import com.evolveum.midpoint.util.logging.TraceManager;
import com.evolveum.midpoint.xml.ns._public.common.common_3.AvailabilityStatusType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.CachingMetadataType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.CapabilitiesType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.CapabilityCollectionType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ConnectorConfigurationType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ConnectorInstanceSpecificationType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ConnectorType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ExpressionType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.OperationalStateType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ProvisioningScriptType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.ResourceType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.SchemaGenerationConstraintsType;
import com.evolveum.midpoint.xml.ns._public.common.common_3.XmlSchemaType;
import com.evolveum.midpoint.xml.ns._public.resource.capabilities_3.ActivationCapabilityType;
import com.evolveum.midpoint.xml.ns._public.resource.capabilities_3.CapabilityType;
import com.evolveum.midpoint.xml.ns._public.resource.capabilities_3.SchemaCapabilityType;
import com.evolveum.midpoint.xml.ns._public.resource.capabilities_3.ScriptCapabilityType;
@Component
public class ResourceManager {
@Autowired(required = true)
@Qualifier("cacheRepositoryService")
private RepositoryService repositoryService;
@Autowired(required = true)
private ResourceCache resourceCache;
@Autowired(required = true)
private ConnectorManager connectorManager;
@Autowired(required = true)
private PrismContext prismContext;
@Autowired(required = true)
private ExpressionFactory expressionFactory;
private static final Trace LOGGER = TraceManager.getTrace(ResourceManager.class);
private static final String OPERATION_COMPLETE_RESOURCE = ResourceManager.class.getName() + ".completeResource";
public PrismObject<ResourceType> getResource(PrismObject<ResourceType> repositoryObject, GetOperationOptions options, Task task, OperationResult parentResult) throws ObjectNotFoundException, SchemaException, CommunicationException, ConfigurationException, ExpressionEvaluationException{
InternalMonitor.getResourceCacheStats().recordRequest();
PrismObject<ResourceType> cachedResource = resourceCache.get(repositoryObject, options);
if (cachedResource != null) {
InternalMonitor.getResourceCacheStats().recordHit();
return cachedResource;
}
LOGGER.debug("Storing fetched resource {}, version {} to cache (previously cached version {})",
repositoryObject.getOid(), repositoryObject.getVersion(), resourceCache.getVersion(repositoryObject.getOid()));
return loadAndCacheResource(repositoryObject, options, task, parentResult);
}
public PrismObject<ResourceType> getResource(String oid, GetOperationOptions options, Task task, OperationResult parentResult) throws ObjectNotFoundException, SchemaException, CommunicationException, ConfigurationException, ExpressionEvaluationException{
InternalMonitor.getResourceCacheStats().recordRequest();
String version = repositoryService.getVersion(ResourceType.class, oid, parentResult);
PrismObject<ResourceType> cachedResource = resourceCache.get(oid, version, options);
if (cachedResource != null) {
InternalMonitor.getResourceCacheStats().recordHit();
if (LOGGER.isTraceEnabled()){
LOGGER.trace("Returning resource from cache:\n{}", cachedResource.debugDump());
}
return cachedResource;
}
if (LOGGER.isDebugEnabled()) {
LOGGER.debug("Fetching resource {}, version {}, storing to cache (previously cached version {})",
oid, version, resourceCache.getVersion(oid));
}
Collection<SelectorOptions<GetOperationOptions>> repoOptions = null;
if (GetOperationOptions.isReadOnly(options)) {
repoOptions = SelectorOptions.createCollection(GetOperationOptions.createReadOnly());
}
PrismObject<ResourceType> repositoryObject = readResourceFromRepository(oid, repoOptions, parentResult);
return loadAndCacheResource(repositoryObject, options, task, parentResult);
}
private PrismObject<ResourceType> readResourceFromRepository(String oid, Collection<SelectorOptions<GetOperationOptions>> repoOptions, OperationResult parentResult) throws ObjectNotFoundException, SchemaException {
InternalMonitor.recordCount(InternalCounters.RESOURCE_REPOSITORY_READ_COUNT);
return repositoryService.getObject(ResourceType.class, oid, repoOptions, parentResult);
}
private PrismObject<ResourceType> loadAndCacheResource(PrismObject<ResourceType> repositoryObject,
GetOperationOptions options, Task task, OperationResult parentResult) throws ObjectNotFoundException, SchemaException, CommunicationException, ConfigurationException, ExpressionEvaluationException {
PrismObject<ResourceType> completedResource = completeResource(repositoryObject, null, false, null, options, task, parentResult);
if (!isComplete(completedResource)) {
// No not cache non-complete resources (e.g. those retrieved with noFetch)
LOGGER.trace("Not putting resource {} ({}) into cache because it's not complete", repositoryObject.getName(), repositoryObject.getOid());
return completedResource;
}
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Putting resource in cache:\n{}", completedResource.debugDump());
Element xsdSchemaElement = ResourceTypeUtil.getResourceXsdSchema(completedResource);
if (xsdSchemaElement == null) {
LOGGER.trace("Schema: null");
} else {
LOGGER.trace("Schema:\n{}",
DOMUtil.serializeDOMToString(ResourceTypeUtil.getResourceXsdSchema(completedResource)));
}
}
OperationResult completeResourceResult = parentResult.findSubresult(OPERATION_COMPLETE_RESOURCE);
if (completeResourceResult.isSuccess()) {
// Cache only resources that are completely OK
resourceCache.put(completedResource);
} else {
LOGGER.trace("Not putting {} into cache because the completeResource operation status is {}",
ObjectTypeUtil.toShortString(repositoryObject), completeResourceResult.getStatus());
}
InternalMonitor.getResourceCacheStats().recordMiss();
return completedResource;
}
public void deleteResource(String oid, ProvisioningOperationOptions options, Task task, OperationResult parentResult) throws ObjectNotFoundException {
resourceCache.remove(oid);
repositoryService.deleteObject(ResourceType.class, oid, parentResult);
}
/**
* Make sure that the resource is complete.
*
* It will check if the resource has a sufficiently fresh schema, etc.
*
* Returned resource may be the same or may be a different instance, but it
* is guaranteed that it will be "fresher" and will correspond to the
* repository state (assuming that the provided resource also corresponded
* to the repository state).
*
* The connector schema that was fetched before can be supplied to this
* method. This is just an optimization. It comes handy e.g. in test
* connection case.
*
* Note: This is not really the best place for this method. Need to figure
* out correct place later.
*
* @param repoResource
* Resource to check
* @param resourceSchema
* schema that was freshly pre-fetched (or null)
* @param parentResult
*
* @return completed resource
*/
private PrismObject<ResourceType> completeResource(PrismObject<ResourceType> repoResource, ResourceSchema resourceSchema,
boolean fetchedSchema, Map<String,Collection<Object>> capabilityMap, GetOperationOptions options, Task task, OperationResult parentResult)
throws ObjectNotFoundException, SchemaException, ExpressionEvaluationException {
// do not add as a subresult..it will be added later, if the completing
// of resource will be successful.if not, it will be only set as a
// fetch result in the resource..
OperationResult result = parentResult.createMinorSubresult(OPERATION_COMPLETE_RESOURCE);
try {
applyConnectorSchemaToResource(repoResource, task, result);
} catch (SchemaException e) {
String message = "Schema error while applying connector schema to connectorConfiguration section of "+repoResource+": "+e.getMessage();
result.recordPartialError(message, e);
LOGGER.warn(message, e);
return repoResource;
} catch (ObjectNotFoundException e) {
String message = "Object not found error while processing connector configuration of "+repoResource+": "+e.getMessage();
result.recordPartialError(message, e);
LOGGER.warn(message, e);
return repoResource;
} catch (RuntimeException e) {
String message = "Unexpected error while processing connector configuration of "+repoResource+": "+e.getMessage();
result.recordPartialError(message, e);
LOGGER.warn(message, e);
return repoResource;
}
PrismObject<ResourceType> newResource;
if (isComplete(repoResource)) {
// The resource is complete.
newResource = repoResource;
} else {
// The resource is NOT complete. Try to fetch schema and capabilities
if (GetOperationOptions.isNoFetch(options)) {
// We need to fetch schema, but the noFetch option is specified. Therefore return whatever we have.
result.recordSuccessIfUnknown();
return repoResource;
}
try {
repoResource = repoResource.cloneIfImmutable();
completeSchemaAndCapabilities(repoResource, resourceSchema, fetchedSchema, capabilityMap, task, result);
} catch (Exception ex) {
// Catch the exceptions. There are not critical. We need to catch them all because the connector may
// throw even undocumented runtime exceptions.
// Even non-complete resource may still be usable. The fetchResult indicates that there was an error
result.recordPartialError("Cannot complete resource schema and capabilities: "+ex.getMessage(), ex);
return repoResource;
}
try {
// Now we need to re-read the resource from the repository and re-apply the schemas. This ensures that we will
// cache the correct version and that we avoid race conditions, etc.
newResource = readResourceFromRepository(repoResource.getOid(), null, result);
applyConnectorSchemaToResource(newResource, task, result);
} catch (SchemaException | ObjectNotFoundException | RuntimeException e) {
result.recordFatalError(e);
throw e;
}
}
try {
// make sure it has parsed resource and refined schema. We are going to cache
// it, so we want to cache it with the parsed schemas
RefinedResourceSchemaImpl.getResourceSchema(newResource, prismContext);
RefinedResourceSchemaImpl.getRefinedSchema(newResource);
} catch (SchemaException e) {
String message = "Schema error while processing schemaHandling section of "+newResource+": "+e.getMessage();
result.recordPartialError(message, e);
LOGGER.warn(message, e);
return newResource;
} catch (RuntimeException e) {
String message = "Unexpected error while processing schemaHandling section of "+newResource+": "+e.getMessage();
result.recordPartialError(message, e);
LOGGER.warn(message, e);
return newResource;
}
result.recordSuccessIfUnknown();
return newResource;
}
private boolean isComplete(PrismObject<ResourceType> resource) {
ResourceType resourceType = resource.asObjectable();
Element xsdSchema = ResourceTypeUtil.getResourceXsdSchema(resource);
if (xsdSchema == null) {
return false;
}
CapabilitiesType capabilitiesType = resourceType.getCapabilities();
if (capabilitiesType == null) {
return false;
}
CachingMetadataType capCachingMetadata = capabilitiesType.getCachingMetadata();
if (capCachingMetadata == null) {
return false;
}
return true;
}
private void completeSchemaAndCapabilities(PrismObject<ResourceType> resource, ResourceSchema resourceSchema, boolean fetchedSchema,
Map<String,Collection<Object>> capabilityMap, Task task, OperationResult result)
throws SchemaException, CommunicationException, ObjectNotFoundException, GenericFrameworkException, ConfigurationException {
Collection<ItemDelta<?,?>> modifications = new ArrayList<>();
// Capabilities
// we need to process capabilities first. Schema is one of the connector capabilities.
// We need to determine this capability to select the right connector for schema retrieval.
completeCapabilities(resource, capabilityMap != null, capabilityMap, modifications, result);
if (resourceSchema == null) {
// Try to get existing schema from resource. We do not want to override this if it exists
// (but we still want to refresh the capabilities, that happens below)
resourceSchema = RefinedResourceSchemaImpl.getResourceSchema(resource, prismContext);
}
if (resourceSchema == null || resourceSchema.isEmpty()) {
LOGGER.trace("Fetching resource schema for {}", resource);
resourceSchema = fetchResourceSchema(resource, capabilityMap, task, result);
if (resourceSchema == null) {
LOGGER.warn("No resource schema fetched from {}", resource);
} else if (resourceSchema.isEmpty()) {
LOGGER.warn("Empty resource schema fetched from {}", resource);
} else {
LOGGER.debug("Fetched resource schema for {}: {} definitions", resource, resourceSchema.getDefinitions().size());
fetchedSchema = true;
}
}
if (fetchedSchema) {
adjustSchemaForSimulatedCapabilities(resource, resourceSchema);
modifications.add(createSchemaUpdateDelta(resource, resourceSchema));
// We have successfully fetched the resource schema. Therefore the resource must be up.
modifications.add(createResourceAvailabilityStatusDelta(resource, AvailabilityStatusType.UP));
} else {
if (resourceSchema != null) {
CachingMetadataType schemaCachingMetadata = resource.asObjectable().getSchema().getCachingMetadata();
if (schemaCachingMetadata == null) {
schemaCachingMetadata = MiscSchemaUtil.generateCachingMetadata();
modifications.add(
prismContext.deltaFactory().property().createModificationReplaceProperty(
ItemPath.create(ResourceType.F_SCHEMA, CapabilitiesType.F_CACHING_METADATA),
resource.getDefinition(),
schemaCachingMetadata)
);
}
}
}
if (!modifications.isEmpty()) {
try {
LOGGER.trace("Completing {}:\n{}", resource, DebugUtil.debugDumpLazily(modifications, 1));
repositoryService.modifyObject(ResourceType.class, resource.getOid(), modifications, result);
InternalMonitor.recordCount(InternalCounters.RESOURCE_REPOSITORY_MODIFY_COUNT);
} catch (ObjectAlreadyExistsException ex) {
// This should not happen
throw new SystemException(ex);
}
}
}
private void completeCapabilities(PrismObject<ResourceType> resource, boolean forceRefresh, Map<String,Collection<Object>> capabilityMap, Collection<ItemDelta<?, ?>> modifications,
OperationResult result) throws SchemaException, ObjectNotFoundException, CommunicationException, ConfigurationException {
ResourceType resourceType = resource.asObjectable();
ConnectorSpec defaultConnectorSpec = getDefaultConnectorSpec(resource);
CapabilitiesType resourceCapType = resourceType.getCapabilities();
if (resourceCapType == null) {
resourceCapType = new CapabilitiesType();
resourceType.setCapabilities(resourceCapType);
}
completeConnectorCapabilities(defaultConnectorSpec, resourceCapType, ResourceType.F_CAPABILITIES, forceRefresh,
capabilityMap==null?null:capabilityMap.get(null),
modifications, result);
for (ConnectorInstanceSpecificationType additionalConnectorType: resource.asObjectable().getAdditionalConnector()) {
ConnectorSpec connectorSpec = getConnectorSpec(resource, additionalConnectorType);
CapabilitiesType connectorCapType = additionalConnectorType.getCapabilities();
if (connectorCapType == null) {
connectorCapType = new CapabilitiesType();
additionalConnectorType.setCapabilities(connectorCapType);
}
ItemPath itemPath = additionalConnectorType.asPrismContainerValue().getPath().append(ConnectorInstanceSpecificationType.F_CAPABILITIES);
completeConnectorCapabilities(connectorSpec, connectorCapType, itemPath, forceRefresh,
capabilityMap==null?null:capabilityMap.get(additionalConnectorType.getName()),
modifications, result);
}
}
private void completeConnectorCapabilities(ConnectorSpec connectorSpec, CapabilitiesType capType, ItemPath itemPath, boolean forceRefresh,
Collection<Object> retrievedCapabilities, Collection<ItemDelta<?, ?>> modifications, OperationResult result)
throws ObjectNotFoundException, SchemaException, CommunicationException, ConfigurationException {
if (capType.getNative() != null && !capType.getNative().getAny().isEmpty()) {
if (!forceRefresh) {
CachingMetadataType cachingMetadata = capType.getCachingMetadata();
if (cachingMetadata == null) {
cachingMetadata = MiscSchemaUtil.generateCachingMetadata();
modifications.add(
prismContext.deltaFactory().property().createModificationReplaceProperty(
ItemPath.create(ResourceType.F_CAPABILITIES, CapabilitiesType.F_CACHING_METADATA),
connectorSpec.getResource().getDefinition(),
cachingMetadata)
);
}
return;
}
}
if (retrievedCapabilities == null) {
try {
InternalMonitor.recordCount(InternalCounters.CONNECTOR_CAPABILITIES_FETCH_COUNT);
ConnectorInstance connector = connectorManager.getConfiguredConnectorInstance(connectorSpec, false, result);
retrievedCapabilities = connector.fetchCapabilities(result);
} catch (GenericFrameworkException e) {
throw new GenericConnectorException("Generic error in connector " + connectorSpec + ": "
+ e.getMessage(), e);
}
}
CapabilityCollectionType nativeCapType = new CapabilityCollectionType();
capType.setNative(nativeCapType);
nativeCapType.getAny().addAll(retrievedCapabilities);
CachingMetadataType cachingMetadata = MiscSchemaUtil.generateCachingMetadata();
capType.setCachingMetadata(cachingMetadata);
ObjectDelta<ResourceType> capabilitiesReplaceDelta = prismContext.deltaFactory().object()
.createModificationReplaceContainer(ResourceType.class, connectorSpec.getResource().getOid(),
itemPath, capType.asPrismContainerValue().clone());
modifications.addAll(capabilitiesReplaceDelta.getModifications());
}
private ContainerDelta<XmlSchemaType> createSchemaUpdateDelta(PrismObject<ResourceType> resource, ResourceSchema resourceSchema) throws SchemaException {
Document xsdDoc;
try {
xsdDoc = resourceSchema.serializeToXsd();
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Serialized XSD resource schema for {}:\n{}", resource, DOMUtil.serializeDOMToString(xsdDoc));
}
} catch (SchemaException e) {
throw new SchemaException("Error processing resource schema for " + resource + ": " + e.getMessage(), e);
}
Element xsdElement = DOMUtil.getFirstChildElement(xsdDoc);
if (xsdElement == null) {
throw new SchemaException("No schema was generated for " + resource);
}
CachingMetadataType cachingMetadata = MiscSchemaUtil.generateCachingMetadata();
ContainerDelta<XmlSchemaType> schemaContainerDelta = prismContext.deltaFactory().container().createDelta(
ResourceType.F_SCHEMA, ResourceType.class);
PrismContainerValue<XmlSchemaType> cval = prismContext.itemFactory().createContainerValue();
schemaContainerDelta.setValueToReplace(cval);
PrismProperty<CachingMetadataType> cachingMetadataProperty = cval
.createProperty(XmlSchemaType.F_CACHING_METADATA);
cachingMetadataProperty.setRealValue(cachingMetadata);
List<QName> objectClasses = ResourceTypeUtil.getSchemaGenerationConstraints(resource);
if (objectClasses != null) {
PrismProperty<SchemaGenerationConstraintsType> generationConstraints = cval
.createProperty(XmlSchemaType.F_GENERATION_CONSTRAINTS);
SchemaGenerationConstraintsType constraints = new SchemaGenerationConstraintsType();
constraints.getGenerateObjectClass().addAll(objectClasses);
generationConstraints.setRealValue(constraints);
}
PrismProperty<SchemaDefinitionType> definitionProperty = cval.createProperty(XmlSchemaType.F_DEFINITION);
ObjectTypeUtil.setXsdSchemaDefinition(definitionProperty, xsdElement);
return schemaContainerDelta;
}
/**
* Apply proper definition (connector schema) to the resource.
*/
private void applyConnectorSchemaToResource(PrismObject<ResourceType> resource, Task task, OperationResult result)
throws SchemaException, ObjectNotFoundException, ExpressionEvaluationException {
try {
resource.modifyUnfrozen(() -> {
try {
PrismObjectDefinition<ResourceType> newResourceDefinition = resource.getDefinition().clone();
for (ConnectorSpec connectorSpec : getAllConnectorSpecs(resource)) {
applyConnectorSchemaToResource(connectorSpec, newResourceDefinition, resource, task, result);
}
resource.setDefinition(newResourceDefinition);
} catch (Exception e) {
throw new TunnelException(e);
}
});
} catch (TunnelException te) {
Throwable originalException = te.getCause();
if (originalException instanceof SchemaException) {
throw (SchemaException) originalException;
} else if (originalException instanceof ObjectNotFoundException) {
throw (ObjectNotFoundException) originalException;
} else if (originalException instanceof ExpressionEvaluationException) {
throw (ExpressionEvaluationException) originalException;
} else if (originalException instanceof RuntimeException) {
throw (RuntimeException) originalException;
} else {
throw new IllegalStateException("Unexpected exception: "+te+": "+te.getMessage(), te);
}
}
}
/**
* Apply proper definition (connector schema) to the resource.
*/
private void applyConnectorSchemaToResource(ConnectorSpec connectorSpec, PrismObjectDefinition<ResourceType> resourceDefinition,
PrismObject<ResourceType> resource, Task task, OperationResult result)
throws SchemaException, ObjectNotFoundException, ExpressionEvaluationException, CommunicationException, ConfigurationException, SecurityViolationException {
ConnectorType connectorType = connectorManager.getConnectorTypeReadOnly(connectorSpec, result);
PrismSchema connectorSchema = connectorManager.getConnectorSchema(connectorType);
if (connectorSchema == null) {
throw new SchemaException("No connector schema in " + connectorType);
}
PrismContainerDefinition<ConnectorConfigurationType> configurationContainerDefinition = ConnectorTypeUtil
.findConfigurationContainerDefinition(connectorType, connectorSchema);
if (configurationContainerDefinition == null) {
throw new SchemaException("No configuration container definition in schema of " + connectorType);
}
configurationContainerDefinition = configurationContainerDefinition.clone();
PrismContainer<ConnectorConfigurationType> configurationContainer = connectorSpec.getConnectorConfiguration();
// We want element name, minOccurs/maxOccurs and similar definition to be taken from the original, not the schema
// the element is global in the connector schema. therefore it does not have correct maxOccurs
if (configurationContainer != null) {
configurationContainerDefinition.adoptElementDefinitionFrom(configurationContainer.getDefinition());
configurationContainer.applyDefinition(configurationContainerDefinition, true);
try {
configurationContainer.accept(visitable -> {
if ((visitable instanceof PrismProperty<?>)) {
try {
evaluateExpression((PrismProperty<?>)visitable, resource, task, result);
} catch (SchemaException | ObjectNotFoundException | ExpressionEvaluationException | CommunicationException | ConfigurationException | SecurityViolationException e) {
throw new TunnelException(e);
}
}
});
} catch (TunnelException te) {
Throwable e = te.getCause();
if (e instanceof SchemaException) {
throw (SchemaException)e;
} else if (e instanceof ObjectNotFoundException) {
throw (ObjectNotFoundException)e;
} else if (e instanceof ExpressionEvaluationException) {
throw (ExpressionEvaluationException)e;
} else if (e instanceof CommunicationException) {
throw (CommunicationException)e;
} else if (e instanceof ConfigurationException) {
throw (ConfigurationException)e;
} else if (e instanceof SecurityViolationException) {
throw (SecurityViolationException)e;
} else if (e instanceof RuntimeException) {
throw (RuntimeException)e;
} else if (e instanceof Error) {
throw (Error)e;
} else {
throw new SystemException(e);
}
}
} else {
configurationContainerDefinition.adoptElementDefinitionFrom(
resourceDefinition.findContainerDefinition(ResourceType.F_CONNECTOR_CONFIGURATION));
}
if (connectorSpec.getConnectorName() == null) {
// Default connector, for compatibility
// It does not make sense to update this for any other connectors.
// We cannot have one definition for addiitionalConnector[1]/connectorConfiguraiton and
// different definition for addiitionalConnector[2]/connectorConfiguraiton in the object definition.
// The way to go is to set up definitions on the container level.
resourceDefinition.replaceDefinition(ResourceType.F_CONNECTOR_CONFIGURATION, configurationContainerDefinition);
}
}
private <T> void evaluateExpression(PrismProperty<T> configurationProperty, PrismObject<ResourceType> resource, Task task, OperationResult result) throws SchemaException, ObjectNotFoundException, ExpressionEvaluationException, CommunicationException, ConfigurationException, SecurityViolationException {
PrismPropertyDefinition<T> propDef = configurationProperty.getDefinition();
String shortDesc = "connector configuration property "+configurationProperty+" in "+resource;
List<PrismPropertyValue<T>> extraValues = new ArrayList<>();
for (PrismPropertyValue<T> configurationPropertyValue: configurationProperty.getValues()) {
ExpressionWrapper expressionWrapper = configurationPropertyValue.getExpression();
if (expressionWrapper == null) {
return;
}
Object expressionObject = expressionWrapper.getExpression();
if (!(expressionObject instanceof ExpressionType)) {
throw new IllegalStateException("Expected that expression in "+configurationPropertyValue+" will be ExpressionType, but it was "+expressionObject);
}
ExpressionType expressionType = (ExpressionType) expressionWrapper.getExpression();
Expression<PrismPropertyValue<T>, PrismPropertyDefinition<T>> expression = expressionFactory.makeExpression(expressionType, propDef, MiscSchemaUtil.getExpressionProfile(), shortDesc, task, result);
ExpressionVariables variables = new ExpressionVariables();
// TODO: populate variables
ExpressionEvaluationContext expressionContext = new ExpressionEvaluationContext(null, variables, shortDesc, task);
PrismValueDeltaSetTriple<PrismPropertyValue<T>> expressionOutputTriple = expression.evaluate(expressionContext,
result);
Collection<PrismPropertyValue<T>> expressionOutputValues = expressionOutputTriple.getNonNegativeValues();
if (expressionOutputValues != null && !expressionOutputValues.isEmpty()) {
Iterator<PrismPropertyValue<T>> iterator = expressionOutputValues.iterator();
PrismPropertyValue<T> firstValue = iterator.next();
configurationPropertyValue.setValue(firstValue.getValue());
while (iterator.hasNext()) {
extraValues.add(iterator.next());
}
}
}
for (PrismPropertyValue<T> extraValue: extraValues) {
configurationProperty.add(extraValue);
}
}
private ResourceSchema fetchResourceSchema(PrismObject<ResourceType> resource, Map<String,Collection<Object>> capabilityMap, Task task, OperationResult parentResult)
throws CommunicationException, GenericFrameworkException, ConfigurationException, ObjectNotFoundException, SchemaException {
ConnectorSpec connectorSpec = selectConnectorSpec(resource, capabilityMap, SchemaCapabilityType.class);
if (connectorSpec == null) {
LOGGER.debug("No connector has schema capability, cannot fetch resource schema");
return null;
}
InternalMonitor.recordCount(InternalCounters.RESOURCE_SCHEMA_FETCH_COUNT);
List<QName> generateObjectClasses = ResourceTypeUtil.getSchemaGenerationConstraints(resource);
ConnectorInstance connectorInstance = connectorManager.getConfiguredConnectorInstance(connectorSpec, false, parentResult);
LOGGER.debug("Trying to get schema from {}, objectClasses to generate: {}", connectorSpec, generateObjectClasses);
ResourceSchema resourceSchema = connectorInstance.fetchResourceSchema(parentResult);
if (ResourceTypeUtil.isValidateSchema(resource.asObjectable())) {
ResourceTypeUtil.validateSchema(resourceSchema, resource);
}
return resourceSchema;
}
public void testConnection(PrismObject<ResourceType> resource, Task task, OperationResult parentResult) {
List<ConnectorSpec> allConnectorSpecs;
try {
allConnectorSpecs = getAllConnectorSpecs(resource);
} catch (SchemaException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
parentResult.recordFatalError("Configuration error: " + e.getMessage(), e);
return;
}
Map<String,Collection<Object>> capabilityMap = new HashMap<>();
for (ConnectorSpec connectorSpec: allConnectorSpecs) {
OperationResult connectorTestResult = parentResult
.createSubresult(ConnectorTestOperation.CONNECTOR_TEST.getOperation());
connectorTestResult.addParam(OperationResult.PARAM_NAME, connectorSpec.getConnectorName());
connectorTestResult.addParam(OperationResult.PARAM_OID, connectorSpec.getConnectorOid());
testConnectionConnector(connectorSpec, capabilityMap, task, connectorTestResult);
connectorTestResult.computeStatus();
if (!connectorTestResult.isAcceptable()) {
//nothing more to do.. if it failed while testing connection, status is set.
// we do not need to continue and waste the time.
return;
}
}
// === test SCHEMA ===
OperationResult schemaResult = parentResult.createSubresult(ConnectorTestOperation.RESOURCE_SCHEMA
.getOperation());
ResourceSchema schema;
try {
schema = fetchResourceSchema(resource, capabilityMap, task, schemaResult);
} catch (CommunicationException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError("Communication error: " + e.getMessage(), e);
return;
} catch (GenericFrameworkException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError("Generic error: " + e.getMessage(), e);
return;
} catch (ConfigurationException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError("Configuration error: " + e.getMessage(), e);
return;
} catch (ObjectNotFoundException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError("Object not found: " + e.getMessage(), e);
return;
} catch (SchemaException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError("Schema error: " + e.getMessage(), e);
return;
} catch (RuntimeException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError("Unexpected error: " + e.getMessage(), e);
return;
}
if (schema == null || schema.isEmpty()) {
// Resource does not support schema
// If there is a static schema in resource definition this may still be OK
try {
schema = RefinedResourceSchemaImpl.getResourceSchema(resource, prismContext);
} catch (SchemaException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError(e);
return;
}
if (schema == null || schema.isEmpty()) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError("Connector does not support schema and no static schema available");
return;
}
}
// Invoke completeResource(). This will store the fetched schema to the ResourceType if there is no <schema>
// definition already. Therefore the testResource() can be used to generate the resource schema - until we
// have full schema caching capability.
try {
resource = completeResource(resource, schema, true, capabilityMap, null, task, schemaResult);
} catch (ObjectNotFoundException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError(
"Object not found (unexpected error, probably a bug): " + e.getMessage(), e);
return;
} catch (SchemaException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError(
"Schema processing error (probably connector bug): " + e.getMessage(), e);
return;
} catch (ExpressionEvaluationException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError("Expression error: " + e.getMessage(), e);
return;
} catch (RuntimeException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
schemaResult.recordFatalError("Unspecified exception: " + e.getMessage(), e);
return;
}
schemaResult.recordSuccess();
try {
updateResourceSchema(allConnectorSpecs, parentResult, resource);
} catch (SchemaException | ObjectNotFoundException | CommunicationException | ConfigurationException | RuntimeException e) {
modifyResourceAvailabilityStatus(resource, AvailabilityStatusType.BROKEN, parentResult);
parentResult.recordFatalError("Couldn't update resource schema: " + e.getMessage(), e);
return;
}
// TODO: connector sanity (e.g. refined schema, at least one account type, identifiers
// in schema, etc.)
}
private void updateResourceSchema(List<ConnectorSpec> allConnectorSpecs, OperationResult parentResult,
PrismObject<ResourceType> resource)
throws SchemaException, ObjectNotFoundException, CommunicationException, ConfigurationException {
ResourceSchema resourceSchema = RefinedResourceSchemaImpl.getResourceSchema(resource, prismContext);
if (resourceSchema != null) {
for (ConnectorSpec connectorSpec : allConnectorSpecs) {
ConnectorInstance instance = connectorManager.getConfiguredConnectorInstance(connectorSpec, false, parentResult);
instance.updateSchema(resourceSchema);
}
}
}
public void testConnectionConnector(ConnectorSpec connectorSpec, Map<String,Collection<Object>> capabilityMap, Task task, OperationResult parentResult) {
// === test INITIALIZATION ===
OperationResult initResult = parentResult
.createSubresult(ConnectorTestOperation.CONNECTOR_INITIALIZATION.getOperation());
LOGGER.debug("Testing connection using {}", connectorSpec);
ConfiguredConnectorInstanceEntry connectorInstanceCacheEntry;
try {
// Make sure we are getting non-configured instance.
connectorInstanceCacheEntry = connectorManager.getConnectorInstanceCacheEntry(connectorSpec, initResult);
initResult.recordSuccess();
} catch (ObjectNotFoundException e) {
// The connector was not found. The resource definition is either
// wrong or the connector is not installed.
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
initResult.recordFatalError("The connector was not found: "+e.getMessage(), e);
return;
} catch (SchemaException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
initResult.recordFatalError("Schema error while dealing with the connector definition: "+e.getMessage(), e);
return;
} catch (RuntimeException | Error e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
initResult.recordFatalError("Unexpected runtime error: "+e.getMessage(), e);
return;
} catch (CommunicationException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
initResult.recordFatalError("Communication error: "+e.getMessage(), e);
return;
} catch (ConfigurationException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
initResult.recordFatalError("Configuration error: "+e.getMessage(), e);
return;
}
ConnectorInstance connector = connectorInstanceCacheEntry.getConnectorInstance();
// === test CONFIGURATION ===
OperationResult configResult = parentResult
.createSubresult(ConnectorTestOperation.CONNECTOR_CONFIGURATION.getOperation());
try {
PrismObject<ResourceType> resource = connectorSpec.getResource();
PrismObjectDefinition<ResourceType> newResourceDefinition = resource.getDefinition().clone();
applyConnectorSchemaToResource(connectorSpec, newResourceDefinition, resource, task, configResult);
PrismContainerValue<ConnectorConfigurationType> connectorConfiguration = connectorSpec.getConnectorConfiguration().getValue();
InternalMonitor.recordCount(InternalCounters.CONNECTOR_INSTANCE_CONFIGURATION_COUNT);
connector.configure(connectorConfiguration, ResourceTypeUtil.getSchemaGenerationConstraints(resource), configResult);
// We need to explicitly initialize the instance, e.g. in case that the schema and capabilities
// cannot be detected by the connector and therefore are provided in the resource
//
// NOTE: the capabilities and schema that are used here are NOT necessarily those that are detected by the resource.
// The detected schema will come later. The schema here is the one that is stored in the resource
// definition (ResourceType). This may be schema that was detected previously. But it may also be a schema
// that was manually defined. This is needed to be passed to the connector in case that the connector
// cannot detect the schema and needs schema/capabilities definition to establish a connection.
// Most connectors will just ignore the schema and capabilities that are provided here.
// But some connectors may need it (e.g. CSV connector working with CSV file without a header).
//
ResourceSchema previousResourceSchema = RefinedResourceSchemaImpl.getResourceSchema(connectorSpec.getResource(), prismContext);
Collection<Object> previousCapabilities = ResourceTypeUtil.getNativeCapabilitiesCollection(connectorSpec.getResource().asObjectable());
connector.initialize(previousResourceSchema, previousCapabilities,
ResourceTypeUtil.isCaseIgnoreAttributeNames(connectorSpec.getResource().asObjectable()), configResult);
configResult.recordSuccess();
} catch (CommunicationException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
configResult.recordFatalError("Communication error", e);
return;
} catch (GenericFrameworkException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
configResult.recordFatalError("Generic error", e);
return;
} catch (SchemaException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
configResult.recordFatalError("Schema error", e);
return;
} catch (ConfigurationException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
configResult.recordFatalError("Configuration error", e);
return;
} catch (ObjectNotFoundException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
configResult.recordFatalError("Object not found", e);
return;
} catch (ExpressionEvaluationException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
configResult.recordFatalError("Expression error", e);
return;
} catch (SecurityViolationException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
configResult.recordFatalError("Security violation", e);
return;
} catch (RuntimeException | Error e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
configResult.recordFatalError("Unexpected runtime error", e);
return;
}
// === test CONNECTION ===
// delegate the main part of the test to the connector
connector.test(parentResult);
parentResult.computeStatus();
if (!parentResult.isAcceptable()) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.DOWN, parentResult);
// No point in going on. Following tests will fail anyway, they will
// just produce misleading
// messages.
return;
} else {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.UP, parentResult);
}
// === test CAPABILITIES ===
OperationResult capabilitiesResult = parentResult
.createSubresult(ConnectorTestOperation.CONNECTOR_CAPABILITIES.getOperation());
try {
InternalMonitor.recordCount(InternalCounters.CONNECTOR_CAPABILITIES_FETCH_COUNT);
Collection<Object> retrievedCapabilities = connector.fetchCapabilities(capabilitiesResult);
capabilityMap.put(connectorSpec.getConnectorName(), retrievedCapabilities);
capabilitiesResult.recordSuccess();
} catch (CommunicationException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
capabilitiesResult.recordFatalError("Communication error", e);
return;
} catch (GenericFrameworkException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
capabilitiesResult.recordFatalError("Generic error", e);
return;
} catch (ConfigurationException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
capabilitiesResult.recordFatalError("Configuration error", e);
return;
} catch (SchemaException e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
capabilitiesResult.recordFatalError("Schema error", e);
return;
} catch (RuntimeException | Error e) {
modifyResourceAvailabilityStatus(connectorSpec.getResource(), AvailabilityStatusType.BROKEN, parentResult);
capabilitiesResult.recordFatalError("Unexpected runtime error", e);
return;
}
// Connector instance is fully configured at this point.
// But the connector cache entry may not be set up properly and it is not yet placed into the cache.
// Therefore make sure the caching bit is completed.
// Place the connector to cache even if it was configured at the beginning. The connector is reconfigured now.
connectorManager.cacheConfiguredConnector(connectorInstanceCacheEntry, connectorSpec);
}
public void modifyResourceAvailabilityStatus(PrismObject<ResourceType> resource, AvailabilityStatusType newStatus, OperationResult result) {
ResourceType resourceType = resource.asObjectable();
synchronized (resource) {
AvailabilityStatusType currentStatus = ResourceTypeUtil.getLastAvailabilityStatus(resourceType);
if (newStatus != currentStatus) {
LOGGER.debug("Changing availability status of {}: {} -> {}", resource, currentStatus, newStatus);
List<PropertyDelta<?>> modifications = new ArrayList<>();
PropertyDelta<?> statusDelta = createResourceAvailabilityStatusDelta(resource, newStatus);
modifications.add(statusDelta);
try {
repositoryService.modifyObject(ResourceType.class, resourceType.getOid(), modifications, result);
InternalMonitor.recordCount(InternalCounters.RESOURCE_REPOSITORY_MODIFY_COUNT);
} catch (SchemaException | ObjectAlreadyExistsException | ObjectNotFoundException ex) {